Finding the Fourth Proportional to 146,120,097.79, 201,569,285.61 and 90,347,689.95
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Solution
The fourth proportional to 146,120,097.79, 201,569,285.61 and 90,347,689.95 is: 124,632,542.65
Step by Step Solution
- Step 1: Write the proportion equation
146,120,097.79 : 201,569,285.61 = 90,347,689.95 : x - Step 2: Convert to fraction form
146,120,097.79/201,569,285.61 = 90,347,689.95/x - Step 3: Cross multiply
146,120,097.79x = 201,569,285.61 × 90,347,689.95 - Step 4: Simplify right side
146,120,097.79x = 18,211,319,319,735,280 - Step 5: Solve for x
x = 18,211,319,319,735,280/146,120,097.79 - Step 6: Final answer
x = 124,632,542.65
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.